N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update tomorrow 6:00 am CDT

Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

Marc A Lonstein

FRN 0013891346 · first licensed Aug 15, 2005 as KI4LJM · 1 license on record

📝 FCC applications (6)

Received	File number	Service	Purpose	Status	Call
Jun 4, 2015	0006828228	HAM	Duplicate license	Granted	KI4LJM
Jun 3, 2015	0006826177	HAM	Renewal	Granted	KI4LJM
May 11, 2015	0006797633	HAM	Administrative update	Granted	KI4LJM
Oct 25, 2007	0003208830	HAM	Administrative update	Granted	KI4LJM
Oct 25, 2007	0003208827	HAM	Administrative update	Granted	KI4LJM
Aug 15, 2005	0002278320	HAM	New license	Granted	KI4LJM

Complete licensing history

KI4LJM Active Technician Aug 15, 2005 → expires Aug 15, 2025

Licensee
Marc A Lonstein

Address
PO Box 5364
Fort Lauderdale, FL 33310-5364

FRN
0013891346

Last granted
Jun 3, 2015

Effective
Jun 3, 2015

Last action
Jun 3, 2015
FCC actions (6)
- Jun 3, 2015 — License renewed LIREN
- May 12, 2015 — Administrative update LIAUA
- Oct 26, 2007 — Administrative update LIAUA
- Oct 26, 2007 — Administrative update LIAUA
- Aug 15, 2005 — License issued LIISS
- Aug 15, 2005 — Systematic call sign granted SYSGRT

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as KI4LJM
Marc A Lonstein
PO Box 5364
Fort Lauderdale, FL 33310-5364